Anything that is generally accepted as final payment for goods and services; serves as a medium of exchange, a store of value and a standard of value. Characteristics of money are portability, stability in value, uniformity, durability and acceptance.

Economic regulation is the prescription of price and output for a specific industry, often a natural monopoly. Social regulation is the prescription of health, safety, performance, environmental, output and job standards across several industries.

Effort applied to achieve a purpose or result, often for pay; skills and knowledge put to use to get something done; employment at a job or in a position; occupation, profession, business, trade, craft, etc.